142788387

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1601}}^1$

素因数の和:1779

約数の個数: 32

約数和(自身を含む): 226381824

約数和(自身を除く): 83593437

約数列:

[1, 3, 7, 21, 31, 93, 137, 217, 411, 651, 959, 1601, 2877, 4247, 4803, 11207, 12741, 29729, 33621, 49631, 89187, 148893, 219337, 347417, 658011, 1042251, 1535359, 4606077, 6799447, 20398341, 47596129, 142788387]

約数ペア:

[(1, 142788387), (3, 47596129), (7, 20398341), (21, 6799447), (31, 4606077), (93, 1535359), (137, 1042251), (217, 658011), (411, 347417), (651, 219337), (959, 148893), (1601, 89187), (2877, 49631), (4247, 33621), (4803, 29729), (11207, 12741)]